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Best Virtuoso Universal Server Alternatives in 2026

Updated

20 apps from knowledge graph software ranked against Virtuoso Universal Server on the same published basis.

  1. 1
    RDFox Free plan apiLinuxMacself-hostedWeb Free6.7
    Virtuoso Universal Server vs RDFox
  2. 2
    AllegroGraph Free plan apiLinuxMacself-hostedWeb Free6.6
    Virtuoso Universal Server vs AllegroGraph
  3. 3
    Eclipse RDF4J Free plan apiLinuxMacself-hostedWeb Free6.6
    Virtuoso Universal Server vs Eclipse RDF4J
  4. 4
    GraphDB Free plan apiLinuxMacself-hostedWeb Free6.6
    Virtuoso Universal Server vs GraphDB
  5. 5
    Protégé Free plan LinuxMacWebWin Free6.6
    Virtuoso Universal Server vs Protégé
  6. 6
    QLever Free plan apiLinuxMacself-hostedWeb Free6.6
    Virtuoso Universal Server vs QLever
  7. 7
    RDF Studio Free plan apiLinuxMacWebWin Free6.6
    Virtuoso Universal Server vs RDF Studio
  8. 8
    Stardog Free plan apiLinuxMacself-hostedWeb Free6.6
    Virtuoso Universal Server vs Stardog
  9. 9
    TypeDB Free plan apiLinuxMacself-hostedWeb $0.07/mo6.6
    Virtuoso Universal Server vs TypeDB
  10. 10
    Apache Jena Fuseki Free plan apiLinuxself-hostedWebWin Free6.5
    Virtuoso Universal Server vs Apache Jena Fuseki
  11. 11
    LinkedDataHub Free plan apiLinuxself-hostedWeb Free6.5
    Virtuoso Universal Server vs LinkedDataHub
  12. 12
    TerminusDB Free plan apiLinuxself-hostedWeb Free6.5
    Virtuoso Universal Server vs TerminusDB
  13. 13
    HASH Free plan apiextensionself-hostedWeb $1.67/mo6.4
    Virtuoso Universal Server vs HASH
  14. 14
    Neo4j Free plan self-hosted $65/mo6.4
    Virtuoso Universal Server vs Neo4j
  15. 15
    Mendix Free plan Free6.3
    Virtuoso Universal Server vs Mendix
  16. 16
    OWLGrEd Free plan WebWin Free6.3
    Virtuoso Universal Server vs OWLGrEd
  17. 18
    Ontop WinMacLinux 5.4
    Virtuoso Universal Server vs Ontop
  18. 19
    PoolParty Semantic Suite Web 5.3
    Virtuoso Universal Server vs PoolParty Semantic Suite
  19. 20
    d.AP 5.2
    Virtuoso Universal Server vs d.AP
  20. 21
    Fluent Editor Win 5.2
    Virtuoso Universal Server vs Fluent Editor

Virtuoso Universal Server alternatives compared

#AppScoreFree planFromRuns on
1RDFox6.7Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
2AllegroGraph6.6Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
3Eclipse RDF4J6.6Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
4GraphDB6.6Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
5Protégé6.6Free planFreeLinux, Mac, Web, Windows
6QLever6.6Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
7RDF Studio6.6Free planFreeAPI, Linux, Mac, Web, Windows
8Stardog6.6Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
9TypeDB6.6Free plan$0.07/moAPI, Linux, Mac, self-hosted, Web, Windows
10Apache Jena Fuseki6.5Free planFreeAPI, Linux, self-hosted, Web, Windows
11LinkedDataHub6.5Free planFreeAPI, Linux, self-hosted, Web
12TerminusDB6.5Free planFreeAPI, Linux, self-hosted, Web
13HASH6.4Free plan$1.67/moAPI, Browser, self-hosted, Web
14Neo4j6.4Free plan$65/moself-hosted
15Mendix6.3Free planFree—
16OWLGrEd6.3Free planFreeWeb, Windows
18Ontop5.4No—Windows, Mac, Linux
19PoolParty Semantic Suite5.3No—Web
20d.AP5.2No——
21Fluent Editor5.2No—Windows
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Questions about Virtuoso Universal Server alternatives

What is the best alternative to Virtuoso Universal Server?

RDFox, number 1 in knowledge graph software with a score of 6.7 out of 10. The others here: AllegroGraph, Eclipse RDF4J, GraphDB and 16 more.

What is the best free alternative to Virtuoso Universal Server?

RDFox is the best-ranked alternative with a free plan. 16 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.